Laboratory of Vulnerabilities and Innovation in Sport;
Claude Bernard University Lyon 1;
Villeurbanne 69622;
France;
Center of Research of Transformations of Sports and Physical Activities(CETAPS);
University of Rouen;
Mont-Saint-Aignan 76821;
France;
French Federation of Table Tennis;
Paris 75625;
France;
Athlete burnout; Intensive training; Latent class growth analyses; Person-centered approach; Table tennis; Youth elite athletes;